[llvm] r220155 - Use triple predicate functions instead of checking values directly. NFC.

[Bob Wilson]

Author: bwilson
Date: Sat Oct 18 19:39:30 2014
New Revision: 220155

URL: http://llvm.org/viewvc/llvm-project?rev=220155&view=rev
Log:
Use triple predicate functions instead of checking values directly. NFC.

Modified:
    llvm/trunk/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp

Modified: llvm/trunk/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp?rev=220155&r1=220154&r2=220155&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp (original)
+++ llvm/trunk/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp Sat Oct 18 19:39:30 2014
@@ -217,31 +217,14 @@ static MCAsmInfo *createARMMCAsmInfo(con
   Triple TheTriple(TT);
 
   MCAsmInfo *MAI;
-  switch (TheTriple.getOS()) {
-  case llvm::Triple::Darwin:
-  case llvm::Triple::IOS:
-  case llvm::Triple::MacOSX:
+  if (TheTriple.isOSDarwin() || TheTriple.isOSBinFormatMachO())
     MAI = new ARMMCAsmInfoDarwin(TT);
-    break;
-  case llvm::Triple::Win32:
-    switch (TheTriple.getEnvironment()) {
-    case llvm::Triple::Itanium:
-      MAI = new ARMCOFFMCAsmInfoGNU();
-      break;
-    case llvm::Triple::MSVC:
-      MAI = new ARMCOFFMCAsmInfoMicrosoft();
-      break;
-    default:
-      llvm_unreachable("invalid environment");
-    }
-    break;
-  default:
-    if (TheTriple.isOSBinFormatMachO())
-      MAI = new ARMMCAsmInfoDarwin(TT);
-    else
-      MAI = new ARMELFMCAsmInfo(TT);
-    break;
-  }
+  else if (TheTriple.isWindowsItaniumEnvironment())
+    MAI = new ARMCOFFMCAsmInfoGNU();
+  else if (TheTriple.isWindowsMSVCEnvironment())
+    MAI = new ARMCOFFMCAsmInfoMicrosoft();
+  else
+    MAI = new ARMELFMCAsmInfo(TT);
 
   unsigned Reg = MRI.getDwarfRegNum(ARM::SP, true);
   MAI->addInitialFrameState(MCCFIInstruction::createDefCfa(nullptr, Reg, 0));